Finding the Fourth Proportional to 360,603,210.84, 497,627,547.74 and 201,833,286.62
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Solution
The fourth proportional to 360,603,210.84, 497,627,547.74 and 201,833,286.62 is: 278,527,202.35
Step by Step Solution
- Step 1: Write the proportion equation
360,603,210.84 : 497,627,547.74 = 201,833,286.62 : x - Step 2: Convert to fraction form
360,603,210.84/497,627,547.74 = 201,833,286.62/x - Step 3: Cross multiply
360,603,210.84x = 497,627,547.74 × 201,833,286.62 - Step 4: Simplify right side
360,603,210.84x = 100,437,803,473,015,152 - Step 5: Solve for x
x = 100,437,803,473,015,152/360,603,210.84 - Step 6: Final answer
x = 278,527,202.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.